1. The Chicago Riverwalk is a pedestrian walkway located along the south bank of the Chicago River in downtown Chicago. The walkway extends for 1.25 miles and features numerous attractions and activities such as kayaking and water taxis, restaurants and bars, and public art installations.

One interesting fact about the Chicago Riverwalk is that it was once a busy commercial waterway, but after decades of pollution and neglect, it was transformed into a popular recreational destination in the 21st century.

Another interesting aspect of the Riverwalk is the breathtaking views of the city skyline and the many architectural landmarks located along the river.

2. The Chicago Riverwalk is open 24/7, although some individual businesses and activities may have their own operating hours. There is no phone number for the Riverwalk specifically, but visitors can contact the Chicago Park District at (312) 742-7529 for more information.

3. Admission to the Chicago Riverwalk is free and open to the public. To reach the Riverwalk, visitors can take public transportation or drive and park in one of the nearby parking garages. There are also water taxis available for transportation along the Riverwalk.